// 文本过长隐藏，并且以...显示
// 文本过长隐藏，并且以...显示
// 文本过长隐藏，并且以...显示
ellipsis()
  overflow hidden
  white-space nowrap
  text-overflow ellipsis
frameBeforeThree()
    content ''
    position absolute
    width 33.3%
    left 33.3%
    height 100%
    border-left .02rem solid #ddd
    border-right .02rem solid #ddd
frameBeforeFour()
    content ''
    position absolute
    width 25%
    left 25%
    height 100%
    border-left .02rem solid #ddd
    border-right .02rem solid #ddd
frameAfterFour()
    content ''
    position absolute
    width 10%
    height 100%
    left 75%
    border-left .02rem solid #ddd
    border-right 0
